Erosion’s collaborator for nature’s sandstone wonders

February 16, 2016
(Photo credit: Kristin Smith,

(Photo credit: Kristin Smith,

In 2014, scientists learned that sandstone landmarks like Utah’s Rainbow Bridge may have a simpler explanation than ever imagined.

Gravity’s pressure may be the architecture for each sand structure. 

Nancy Bo Flood

As a fish-brain surgeon or a rodeo poem wrangler, I have loved stories. I strongly believe that words – in poetry or prose – help heal our hearts and give us new eyes to see the world. I was first a research psychologist studying brain development at the University of Minnesota and London University before following my passion – writing for children. Learn more...